Finding the Fourth Proportional to 249,643.40, 374,465.10 and 182,769.80
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Solution
The fourth proportional to 249,643.40, 374,465.10 and 182,769.80 is: 274,154.70
Step by Step Solution
- Step 1: Write the proportion equation
249,643.40 : 374,465.10 = 182,769.80 : x - Step 2: Convert to fraction form
249,643.40/374,465.10 = 182,769.80/x - Step 3: Cross multiply
249,643.40x = 374,465.10 × 182,769.80 - Step 4: Simplify right side
249,643.40x = 68,440,911,433.98 - Step 5: Solve for x
x = 68,440,911,433.98/249,643.40 - Step 6: Final answer
x = 274,154.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.